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Science Reference Center
Full-text articles to support research in applied sciences, biology, chemistry, earth and space science, and energy. Includes the Science Image Collection, a database of high-quality science images from National Geographic, UPI, Getty, NASA, and Nature Picture Library.
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Illustrates the concept of big, bigger, and biggest by comparing the physical measurements of such large things as a blue whale, a mountain, a star, and the universe.
A blue whale is big; it's the BIGGEST animal alive. But it isn't the biggest thing there is. After all, a blue whale would look small sitting on top of a mountain. And though a mountain is large, it's no more than a pebble in relation to the whole earth. So is the earth the biggest...
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Language
English
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There are trillions of stars in the universe, but we rely on our sun to provide (or contribute to) most of what we need to survive and thrive: heat, light, plants, animals, wind, and water. Complete with fun, cartoon illustrations, this book give kids plenty of information about our sun in an easy-to-read and digest format. By focusing on the needs of an elephant, Wells makes clear just how important the sun is to life on Earth.
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